5000(1-X)^2=3000 6000(1-Y)^2=3600 我需要过程

问题描述:

5000(1-X)^2=3000 6000(1-Y)^2=3600 我需要过程

(1-x)²=3000/5000=3/5
1-x=±√15/5
x=(5-√15)/5,x=(5+√15)/5
(1-y)²=3/5
1-y=±√15/5
y=(5-√15)/5,y=(5+√15)/5